Finding the Fourth Proportional to 771,123.78, 1,064,150.69 and 431,592.02

Step by Step Solution

1. Step 1: Write the proportion equation
   771,123.78 : 1,064,150.69 = 431,592.02 : x
2. Step 2: Convert to fraction form
   771,123.78/1,064,150.69 = 431,592.02/x
3. Step 3: Cross multiply
   771,123.78x = 1,064,150.69 × 431,592.02
4. Step 4: Simplify right side
   771,123.78x = 459,278,945,881.49
5. Step 5: Solve for x
   x = 459,278,945,881.49/771,123.78
6. Step 6: Final answer
   x = 595,596.92